3355720390516 has 12 divisors (see below), whose sum is σ = 6324242274532. Its totient is φ = 1548794026368.

The previous prime is 3355720390499. The next prime is 3355720390531. The reversal of 3355720390516 is 6150930275533.

It can be written as a sum of positive squares in 2 ways, for example, as 431380985616 + 2924339404900 = 656796^2 + 1710070^2 .

It is a super-2 number, since 2×3355720390516² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3355720390516.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32266542165 + ... + 32266542268.

Almost surely, 2^{3355720390516} is an apocalyptic number.

It is an amenable number.

3355720390516 is a deficient number, since it is larger than the sum of its proper divisors (2968521884016).

3355720390516 is a wasteful number, since it uses less digits than its factorization.

3355720390516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64533084450 (or 64533084448 counting only the distinct ones).

The product of its (nonzero) digits is 2551500, while the sum is 49.

The spelling of 3355720390516 in words is "three trillion, three hundred fifty-five billion, seven hundred twenty million, three hundred ninety thousand, five hundred sixteen".